Brother International MFC-290C Users Manual - English - Page 129

Cleaning the print head, Checking the print quality, CAUTION, Color Start - printing blank pages

Page 129 highlights

Troubleshooting and Routine Maintenance Cleaning the print head B To maintain good print quality, the machine will automatically clean the print head. You can start the cleaning process manually if there is a print quality problem. Clean the print head and ink cartridges if you get a horizontal line or blank text in the text or graphics on your printed pages. You can clean Black only, three colors at a time (Yellow/Cyan/Magenta), or all four colors at once. Cleaning the print head consumes ink. Cleaning too often uses ink unnecessarily. CAUTION DO NOT touch the print head. Touching the print head may cause permanent damage and may void the print head's warranty. a Press Menu, 7, 2. b Press a or b to choose Black, Color or All. Press OK. The machine cleans the print head. When cleaning is finished, the machine will go back to standby mode automatically. Note If you clean the print head at least five times and the print has not improved, try installing a new Genuine Brother Brand replacement cartridge for each problem color. Try cleaning the print head again up to five more times. If the print has not improved call Brother Customer Service (See Brother numbers on page i). Checking the print quality B If faded or streaked colors and text appear on your output, some of the nozzles may be clogged. You can check this by printing the Print Quality Check Sheet and looking at the nozzle check pattern. a Press Menu, 7, 1. b Press a or b to choose Print Quality. Press OK. c Press Color Start. The machine begins printing the Print Quality Check Sheet. d Check the quality of the four color blocks on the sheet. Is Quality OK? 1.Yes 2.No e Do one of the following: „ If all lines are clear and visible, press 1 to choose Yes, and go to step i. „ If you can see missing short lines as shown below, press 2 to choose No. OK Poor f The LCD asks you if the print quality is OK for black and the three colors. Black OK? 1.Yes 2.No B Press 1 (Yes) or 2 (No). 115

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Troubleshooting and Routine Maintenance
115
B
Cleaning the print head
B
To maintain good print quality, the machine
will automatically clean the print head. You
can start the cleaning process manually if
there is a print quality problem.
Clean the print head and ink cartridges if you
get a horizontal line or blank text in the text or
graphics on your printed pages. You can
clean Black only, three colors at a time
(Yellow/Cyan/Magenta), or all four colors at
once.
Cleaning the print head consumes ink.
Cleaning too often uses ink unnecessarily.
CAUTION
DO NOT touch the print head. Touching the
print head may cause permanent damage
and may void the print head's warranty.
a
Press
Menu
,
7
,
2
.
b
Press
a
or
b
to choose
Black
,
Color
or
All
.
Press
OK
.
The machine cleans the print head.
When cleaning is finished, the machine
will go back to standby mode
automatically.
Note
If you clean the print head at least five
times and the print has not improved, try
installing a new Genuine Brother Brand
replacement cartridge for each problem
color. Try cleaning the print head again up
to five more times. If the print has not
improved call Brother Customer Service
(See
Brother numbers
on page i).
Checking the print quality
B
If faded or streaked colors and text appear on
your output, some of the nozzles may be
clogged. You can check this by printing the
Print Quality Check Sheet and looking at the
nozzle check pattern.
a
Press
Menu
,
7
,
1
.
b
Press
a
or
b
to choose
Print Quality
.
Press
OK
.
c
Press
Color Start
.
The machine begins printing the Print
Quality Check Sheet.
d
Check the quality of the four color blocks
on the sheet.
Is Quality OK?
1.Yes 2.No
e
Do one of the following:
If all lines are clear and visible,
press
1
to choose
Yes
, and go to
step
i
.
If you can see missing short lines as
shown below, press
2
to choose
No
.
f
The LCD asks you if the print quality is
OK for black and the three colors.
Black OK?
1.Yes 2.No
Press
1
(
Yes
) or
2
(
No
).
OK
Poor